feat: add system operations dashboard

frontend/contracts/components.json

@@ -29,6 +29,7 @@
     { "pageId": "PAGE-20", "required": ["Form", "Table", "Drawer", "Tag"] },
     { "pageId": "PAGE-21", "required": ["Tabs", "Tree", "Table", "Form", "Dialog"] },
     { "pageId": "PAGE-22", "required": ["Steps", "Table", "Alert", "Tag"] },
-    { "pageId": "PAGE-23", "required": ["Steps", "Form", "Input", "Button", "Alert"] }
+    { "pageId": "PAGE-23", "required": ["Steps", "Form", "Input", "Button", "Alert"] },
+    { "pageId": "PAGE-24", "required": ["Card", "Statistic", "Tag", "Select", "Timeline", "Empty", "Alert"] }
   ]
 }

frontend/contracts/operations.json

@@ -1861,6 +1861,16 @@
         "module": "system-update",
         "export": "installSystemUpdate"
       }
+    },
+    {
+      "operationId": "getDashboardOverview",
+      "method": "GET",
+      "path": "/api/v1/dashboard/overview",
+      "pages": ["PAGE-24"],
+      "api": {
+        "module": "dashboard",
+        "export": "getDashboardOverview"
+      }
     }
   ],
   "infrastructure": [

frontend/contracts/routes.json

@@ -276,6 +276,18 @@
       "breadcrumb": ["系统治理", "系统更新"],
       "roles": ["SYSTEM_ADMIN"],
       "permission": "admin:update:view"
+    },
+    {
+      "pageId": "PAGE-24",
+      "path": "/dashboard",
+      "component": "src/pages/overview/DashboardPage.vue",
+      "pageType": "business",
+      "pageTemplate": "operations-dashboard",
+      "requiresAuth": true,
+      "description": "统一展示经营指标、资金趋势、项目生命周期、风险异常和系统运行状态，并提供大屏巡航模式。",
+      "breadcrumb": ["仪表盘"],
+      "roles": [],
+      "permission": "dashboard:overview:view"
     }
   ]
 }